20 easy science challenges for kids of all ages, perfect for keeping everyone busy over the long summer break. Which science experiment will you try first?

Candy Coating Diffusion Experiment Sometimes science doesn’t need beakers, fancy equipment, or chemicals; sometimes, all it ...

In today's video I want to show you cool chemical experiment with colored smoke! Now you can dye smoke to any color you want.

Stories by Rachel Feltman Rachel Feltman is former executive editor of Popular Science and forever host of the podcast The Weirdest Thing I Learned This Week.